Natality statistics analysis. United States, 1965-1967.
D000293:Adolescent; D000328:Adult; D001723:Birth Rate; D036861:Delivery, Obstetric; D003710:Demography; D005260:Female; D005298:Fertility; D006801:Humans; D007086:Illegitimacy; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D011647:Puerto Rico; D012959:Socioeconomic Factors; D014481:United States; D014798:Vital Statistics; D014900:West Indies